"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

require("core-js/modules/es.array.concat");

require("core-js/modules/es.object.to-string");

require("core-js/modules/es.regexp.to-string");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

/*
 * Copyright (C) 2016 Bilibili. All Rights Reserved.
 *
 * @author zheng qian <xqq@xqq.im>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var RangeSeekHandler = /*#__PURE__*/function () {
  function RangeSeekHandler(zeroStart) {
    (0, _classCallCheck2.default)(this, RangeSeekHandler);
    this._zeroStart = zeroStart || false;
  }

  (0, _createClass2.default)(RangeSeekHandler, [{
    key: "getConfig",
    value: function getConfig(url, range) {
      var headers = {};

      if (range.from !== 0 || range.to !== -1) {
        var param;

        if (range.to !== -1) {
          param = "bytes=".concat(range.from.toString(), "-").concat(range.to.toString());
        } else {
          param = "bytes=".concat(range.from.toString(), "-");
        }

        headers['Range'] = param;
      } else if (this._zeroStart) {
        headers['Range'] = 'bytes=0-';
      }

      return {
        url: url,
        headers: headers
      };
    }
  }, {
    key: "removeURLParameters",
    value: function removeURLParameters(seekedURL) {
      return seekedURL;
    }
  }]);
  return RangeSeekHandler;
}();

var _default = RangeSeekHandler;
exports.default = _default;